3. ANOLIS, 87 
rior border of the orbit. Tail entirely cylindrical, covered with 
strongly keeled scales, about twice the length of head and body. 
Colour leek-green, tinged with brown anteriorly; a brown band 
between the eyes ; a crescentic brown band upon the occiput, angu- 
larly bordered with black anteriorly, and having a median longitu- 
dinal black spot; a similar small black spot upon the nape at the 
confluence of two oblique pale brown bands, one from each orbit, 
often paler-bordered inferiorly ; the pale border sometimes extending 
to near the groin as a narrow longitudinal band; a third small black 
spot upon the interscapular region ; three or four large brown spots 
upon the posterior part of the dorsal region ; sides and labial region 
varied with brown; extremities and digits obliquely banded with 
the same; belly immaculate, the reflections golden and green. 
Total length 72 millim. 
Veragua. 
96. Anolis trachyderma. 
Anolis trachyderma, Cope, Journ. Ac. Philad. (2) viii. 1876, p. 168. 
Head oval, as long as the tibia; forehead concave, frontal ridges 
obsolete ; upper head-scales keeled; ten keeled, enlarged supraocular 
scales ; occipital small, nearly equal to ear, separated from the supra- 
orbitals by two rows of scales; six loreal rows in the middle; nine 
upper labials. Gular appendage large. Three or four median dorsal 
series, nearly as large as the ventrals, flat, keeled, and quickly 
graduating into the granular angulate scales of the sides; ventral 
scales small, obtusely keeled. The adpressed hind limb reaches the 
middle of the orbit. Tail round, covered with flat, keeled scales. 
Colour black above and below, excepting thorax, abdomen, and inferior 
middle line of tail, which are fulvous ; an indistinct light band across 
the chin, half way between eye and nostril. 
From snout to vent .... 55 millim. 
Head, to ear .......... 19° 4 
Width of head ........ Bo sy 
Hind limb ............ 45 
Nauta, Upper Amazons. 
97. Anolis stigmosus. 
Anolis stigmosus, Bocourt, Nouv. Arch. Mus. v. 1869, Bull. p. 48, 
and Miss. Sc. Mex., Rept. pl. xv. fig. 18, 
Head once and three fourths as long as broad, as long as or 
slightly shorter than the tibia; snout rather pointed; forehead 
slightly concave, frontal ridges very short; upper head-scales 
keeled ; scales of the supraorbital semicircles a little enlarged, sepa- 
rated by two or three series of scales; ten or twelve enlarged, 
strongly keeled supraocular scales, separated from the supraorbitals 
by one series of granules ; occipital not quite as large as the ear- 
opening, separated from the supraorbitals by three or four series of 
